Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Catherine A Mueller, RD, LDN

Individual provider Registered Dietitian · NPI 1831364751

Catherine A Mueller, RD, LDN is a Registered Dietitian in Rockford, Illinois. Licensed in Illinois. Registered with an NPI since 2008.

Licensed in
IL
In the registry since
2008
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

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Practice location Address checks out

5510 E State St
Rockford, IL 61108-2381
Phone: (815) 226-2000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 164000361 (IL)

Record details

NPI number1831364751
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LDN
Sole proprietorNo
NPI enumeratedApril 23, 2008
Last updated in NPPESApril 23, 2008
Mailing address5510 E State St, Rockford, IL 61108-2381

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